What Are The Uses Of Metals And Nonmetals?

9 Answers

1. Cu, Al pure metals in the form of wires are used for carrying electrical currents. This is used everywhere in industries as well as in homes.

2. Fe, Al, Cu metals are used to make utensils used for cooking. These are also used to make useful equipments for factories.

3. Fe is used extensively for making magnets, which has extensive uses in making transformer cores, etc.

4. Zn is used for galvanizing iron to protect Fe from rusting.

5. Cr and Ni are used for electroplating equipments.

6. Fe, Cr, Ni are used to make various types of stainless steel.

7. Metals such as Al, Cu in a foil form are used for packaging materials.

8. Ag, Au and Pt are used to make jewellery. They are also used for plating items for decorative purposes.

9. Thin foils of Ag and Au are used to decorate food items.

10. Hg is used in thermometers.

11. Almost all metals including Zr, Ti find wide applications in atomic and space programmes and experiments.

12. Ti finds extensive use in aircraft industries.

13. Al finds extensive use in space and auto industries.

14. Pure metals, which display zero resistance to electrical currents, are called superconductors. Hg, Nb are examples of superconductors. They become superconductors below a critical temperature of 4.2 and 9.2 K respectively. Superconductors have many applications in research and industry.